image.png
image.png
image.png
image.png
image.png
样式设置如下：
md-card{
width: 20em;
flex: 0 0 20em;
}
form{
display: flex;
flex-direction: row;
justify-content: center;
align-items: center;
width: 100%;
height:100%;
}
image.png
image.png
